When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Reference page13-15 reply #3 for the test of the regulator by grounding the regulator test tab through the D shaped hole in the rear of the alternator, if it is defective the voltage will not change if not it will go to full out put